US 11224659
Solid solution compositions and use in severe pain
granted A61KA61K31/121A61K31/137
Quick answer
US patent 11224659 (Solid solution compositions and use in severe pain) held by Infirst Healthcare Limited expires Mon Jan 13 2042 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.
Key facts
- Applicant
- Infirst Healthcare Limited
- Grant date
- Tue Jan 18 2022 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Jan 13 2042 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 20
- CPC classes
- A61K, A61K31/121, A61K31/137, A61K31/167, A61K31/192